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| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-06-22 02:44:49 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-08 12:50:14 +0200 |
| commit | 1f75d7e32ed47b2ab8570771a2ce8c707a7225a2 (patch) | |
| tree | 78a412b060ff869f78e3350fdecc10a53d026846 | |
| parent | 17b4cceb1feb2a8865ce47064dd3bd446063a5d5 (diff) | |
| download | blackbird-op-linux-1f75d7e32ed47b2ab8570771a2ce8c707a7225a2.tar.gz blackbird-op-linux-1f75d7e32ed47b2ab8570771a2ce8c707a7225a2.zip | |
x86: introduce initmem_init for 64 bit
Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | arch/x86/mm/init_64.c | 16 | ||||
| -rw-r--r-- | arch/x86/mm/numa_64.c | 2 | ||||
| -rw-r--r-- | include/asm-x86/numa_64.h | 1 | ||||
| -rw-r--r-- | include/asm-x86/page_64.h | 1 |
4 files changed, 18 insertions, 2 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 97c2bc741e94..99a091ee5a6a 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -611,6 +611,22 @@ unsigned long __init_refok init_memory_mapping(unsigned long start, unsigned lon } #ifndef CONFIG_NUMA +void __init initmem_init(unsigned long start_pfn, unsigned long end_pfn) +{ + unsigned long bootmap_size, bootmap; + + bootmap_size = bootmem_bootmap_pages(end_pfn)<<PAGE_SHIFT; + bootmap = find_e820_area(0, end_pfn<<PAGE_SHIFT, bootmap_size, + PAGE_SIZE); + if (bootmap == -1L) + panic("Cannot find bootmem map of size %ld\n", bootmap_size); + bootmap_size = init_bootmem(bootmap >> PAGE_SHIFT, end_pfn); + e820_register_active_regions(0, start_pfn, end_pfn); + free_bootmem_with_active_regions(0, end_pfn); + early_res_to_bootmem(0, end_pfn<<PAGE_SHIFT); + reserve_bootmem(bootmap, bootmap_size, BOOTMEM_DEFAULT); +} + void __init paging_init(void) { unsigned long max_zone_pfns[MAX_NR_ZONES]; diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c index c4557e25f60c..316e5f961ef0 100644 --- a/arch/x86/mm/numa_64.c +++ b/arch/x86/mm/numa_64.c @@ -514,7 +514,7 @@ out: } #endif /* CONFIG_NUMA_EMU */ -void __init numa_initmem_init(unsigned long start_pfn, unsigned long last_pfn) +void __init initmem_init(unsigned long start_pfn, unsigned long last_pfn) { int i; diff --git a/include/asm-x86/numa_64.h b/include/asm-x86/numa_64.h index b510daf4f4d8..3830094434a9 100644 --- a/include/asm-x86/numa_64.h +++ b/include/asm-x86/numa_64.h @@ -22,7 +22,6 @@ extern int hotadd_percent; extern s16 apicid_to_node[MAX_LOCAL_APIC]; -extern void numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn); extern unsigned long numa_free_all_bootmem(void); extern void setup_node_bootmem(int nodeid, unsigned long start, unsigned long end); diff --git a/include/asm-x86/page_64.h b/include/asm-x86/page_64.h index 6ea72859c491..ac37643078e7 100644 --- a/include/asm-x86/page_64.h +++ b/include/asm-x86/page_64.h @@ -83,6 +83,7 @@ typedef struct { pteval_t pte; } pte_t; extern unsigned long init_memory_mapping(unsigned long start, unsigned long end); +extern void initmem_init(unsigned long start_pfn, unsigned long end_pfn); #endif /* !__ASSEMBLY__ */ #ifdef CONFIG_FLATMEM |
